71 Computer A uses Stop and Wait ARQ to sand packats to computer B. If the distance between A and B is 40000 km the packet size is 5000 bytes and the
bandhvidth is 10Mbps. Assume that the propagation speed is 2.4x108mis?
a) How long does it take computer A to receive acknowledgment for a packet?

4. a1. vince owns a television repair shop that is insured undera commercial package policy. the policy includes thebuilding and personal property coverage form and thecauses-of-loss broad form. the declarations page indicatesthat coverage applies to both the building and the namedinsured's business property. explain whether or not thefollowing losses would be covered under his policy.a. a fire occurs on the premises, and the building isbadly damaged.b. a burglar steals some money and securities from anunlocked safe.c. a business computer is damaged by vandals whobreak into the shop after business hours.d. a tornado touches down near the store. several tel-evision sets of customers in the shop for repair aredamaged in the storm.til

Whose task it is to ensure that the product flows logically from one step to another?

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